Table 5

Multivariate logistic regression analysis to evaluate the effect of class of vehicle on risk of maximum abbreviated injury scale (AIS) ⩾4* †

Odds ratio of AIS ⩾495% Confidence intervalp Value
*Analysis performed on 451 cases with sufficient data for variables in the analysis.
†After adjustment for impact speed and age as ordinal categorical variables.
Vehicle class
    Passenger vehicleReference
    LTV2.91.4 to 6.30.004
    Van3.01.3 to 7.30.01
Speed category (km/h)
    21–301.330.4 to 4.10.62
    31–406.312.7 to 18.9<0.0001
    41–507.632.8 to 20.6<0.0001
    >5064.3726.1 to 158.5<0.0001
Age category
    Adults1.30.6 to 290.52